/*
    * Copyright 2005-2009 The Kuali Foundation
    * 
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    * 
    * http://www.opensource.org/licenses/ecl2.php
    * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.ole.gl.businessobject;
  
  import java.sql.Date;
  
  import org.kuali.ole.sys.OLEConstants;
  import org.kuali.rice.core.api.util.type.KualiDecimal;
  import org.kuali.rice.krad.util.ObjectUtils;
  
  /**
   * AccountBalance BO for Balancing process. I.e. a shadow representation.
   */
  public class AccountBalanceHistory extends AccountBalance {
      
      /**
       * Constructs a AccountBalanceHistory.java.
       */
      public AccountBalanceHistory() {
          super();
          this.setCurrentBudgetLineBalanceAmount(KualiDecimal.ZERO);
          this.setAccountLineActualsBalanceAmount(KualiDecimal.ZERO);
          this.setAccountLineEncumbranceBalanceAmount(KualiDecimal.ZERO);
      }
  
      /**
       * Constructs a BalanceHistory.java.
       * 
       * @param transaction
       */
      public AccountBalanceHistory(OriginEntryInformation originEntry) {
          this();
          this.setChartOfAccountsCode(originEntry.getChartOfAccountsCode());
          this.setAccountNumber(originEntry.getAccountNumber());
          this.setObjectCode(originEntry.getFinancialObjectCode());
          this.setSubObjectCode(originEntry.getFinancialSubObjectCode());
          this.setUniversityFiscalYear(originEntry.getUniversityFiscalYear());
          this.setSubAccountNumber(originEntry.getSubAccountNumber());
      }
      
      /**
       * Updates amount if the object already existed
       * @param originEntry representing the update details
       */
      public boolean addAmount(OriginEntryFull originEntryFull) {
          if (originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getBudgetCheckingBalanceTypeCd())) {
              this.setCurrentBudgetLineBalanceAmount(this.getCurrentBudgetLineBalanceAmount().add(originEntryFull.getTransactionLedgerEntryAmount()));
          }
          else if (originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getActualFinancialBalanceTypeCd())) {
              if (originEntryFull.getObjectType().getFinObjectTypeDebitcreditCd().equals(originEntryFull.getTransactionDebitCreditCode()) || ((!originEntryFull.getBalanceType().isFinancialOffsetGenerationIndicator()) && OLEConstants.GL_BUDGET_CODE.equals(originEntryFull.getTransactionDebitCreditCode()))) {
                  this.setAccountLineActualsBalanceAmount(this.getAccountLineActualsBalanceAmount().add(originEntryFull.getTransactionLedgerEntryAmount()));
              }
              else {
                  this.setAccountLineActualsBalanceAmount(this.getAccountLineActualsBalanceAmount().subtract(originEntryFull.getTransactionLedgerEntryAmount()));
              }
          }
          else if (originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getExtrnlEncumFinBalanceTypCd()) || originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getIntrnlEncumFinBalanceTypCd()) || originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getPreencumbranceFinBalTypeCd()) || originEntryFull.getFinancialBalanceTypeCode().equals(originEntryFull.getOption().getCostShareEncumbranceBalanceTypeCd())) {
              if (originEntryFull.getObjectType().getFinObjectTypeDebitcreditCd().equals(originEntryFull.getTransactionDebitCreditCode()) || ((!originEntryFull.getBalanceType().isFinancialOffsetGenerationIndicator()) && OLEConstants.GL_BUDGET_CODE.equals(originEntryFull.getTransactionDebitCreditCode()))) {
                  this.setAccountLineEncumbranceBalanceAmount(this.getAccountLineEncumbranceBalanceAmount().add(originEntryFull.getTransactionLedgerEntryAmount()));
              }
              else {
                  this.setAccountLineEncumbranceBalanceAmount(this.getAccountLineEncumbranceBalanceAmount().subtract(originEntryFull.getTransactionLedgerEntryAmount()));
              }
          }
          else {
              return false;
          }
          return true;
      }
      
      /**
       * Compare amounts
       * @param accountBalance
       */
      public boolean compareAmounts(AccountBalance accountBalance) {
          if (ObjectUtils.isNotNull(accountBalance)
                  && accountBalance.getCurrentBudgetLineBalanceAmount().equals(this.getCurrentBudgetLineBalanceAmount())
                  && accountBalance.getAccountLineActualsBalanceAmount().equals(this.getAccountLineActualsBalanceAmount())
                  && accountBalance.getAccountLineEncumbranceBalanceAmount().equals(this.getAccountLineEncumbranceBalanceAmount())) {
              return true;
          }
          
          return false;
      }
      
      /**
      * History does not track this field.
      * @see org.kuali.ole.gl.businessobject.Balance#getTimestamp()
      */
     @Override
     public Date getTimestamp() {
         throw new UnsupportedOperationException();
     }
 
     /**
      * History does not track this field.
      * @see org.kuali.ole.gl.businessobject.Balance#getTimestamp()
      */
     @Override
     public void setTimestamp(Date timestamp) {
         throw new UnsupportedOperationException();
     }
 }